蛀齿 zhùchǐ cavity Definitions Defs Origin Strokes Stroke Words Sentences Sents 蛀 zhù nounverb to bore through To eat or bore into something, specifically of insects eating wood, books, or clothing.齿 齒 chǐ noun tooth (bound form) tooth; teeth; refers specifically to the organs in the mouth used for chewing, as in 牙齿 yáchǐ